UART Exported Macros

Macros
#define	__HAL_UART_RESET_HANDLE_STATE(__HANDLE__)
	Reset UART handle states. More...
#define	__HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__)
	Enable the specified UART interrupt. More...
#define	__HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__)
	Disable the specified UART interrupt. More...
#define	__HAL_UART_SEND_REQ(__HANDLE__, __REQ__)   ((__HANDLE__)->p_instance->SRR = (__REQ__))
	Flush the UART FIFO and treat FIFO as empty. More...

Detailed Description

Macro Definition Documentation

__HAL_UART_DISABLE_IT

#define __HAL_UART_DISABLE_IT	(		__HANDLE__,
			__INTERRUPT__
	)

Value:

    do {                                                                \
        GLOBAL_EXCEPTION_DISABLE();                                     \
        ll_uart_disable_it((__HANDLE__)->p_instance, (__INTERRUPT__));  \
        GLOBAL_EXCEPTION_ENABLE();                                      \
    } while(0)

Disable the specified UART interrupt.

Parameters

<strong>HANDLE</strong>	Specifies the UART Handle.
<strong>INTERRUPT</strong>	Specifies the UART interrupt source to disable. This parameter can be one of the following values: UART_IT_RDA UART_IT_THRE UART_IT_RLS UART_IT_MS

Return values

None

__HAL_UART_ENABLE_IT

#define __HAL_UART_ENABLE_IT	(		__HANDLE__,
			__INTERRUPT__
	)

Value:

    do {                                                                \
        GLOBAL_EXCEPTION_DISABLE();                                     \
        ll_uart_enable_it((__HANDLE__)->p_instance, (__INTERRUPT__));   \
        GLOBAL_EXCEPTION_ENABLE();                                      \
    } while(0U)

Enable the specified UART interrupt.

Parameters

<strong>HANDLE</strong>	Specifies the UART Handle.
<strong>INTERRUPT</strong>	Specifies the UART interrupt source to enable. This parameter can be one of the following values: UART_IT_RDA UART_IT_THRE UART_IT_RLS UART_IT_MS

Return values

None

__HAL_UART_RESET_HANDLE_STATE

#define __HAL_UART_RESET_HANDLE_STATE

(

__HANDLE__

)

Value:

    do{                                                 \
        (__HANDLE__)->g_state = HAL_UART_STATE_RESET;   \
        (__HANDLE__)->rx_state = HAL_UART_STATE_RESET;  \
    } while(0U)

Reset UART handle states.

Parameters

<strong>HANDLE</strong>

UART handle.

Return values

None

__HAL_UART_SEND_REQ

#define __HAL_UART_SEND_REQ	(		__HANDLE__,
			__REQ__
	)		((__HANDLE__)->p_instance->SRR = (__REQ__))

Flush the UART FIFO and treat FIFO as empty.

Parameters

<strong>HANDLE</strong>	Specifies the UART Handle.
<strong>REQ</strong>	Specifies the request flag to set This parameter can be one of the following values: UART_RXDATA_FLUSH_REQUEST RX FIFO flush Request UART_TXDATA_FLUSH_REQUEST TX FIFO flush Request UART_TXRXDATA_FLUSH_REQUEST TX FIFO and RX FIFO flush

Return values

None